Solve using are= length x width.
a rectangle is twice as long as it is wide. if both its dimensions are increased by 4 m, its are is increased by 88m^2. find the dimensions of the original rectangle.

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.